I'm writing my latest whiz-bang app.
I'm extending javax.servlet.Filter, and in the
course of extending, I'm (naturally) adding
some convenience methods.

Hi, I have never programmed in Java before. Mostly I do numerical and
statistics programming and my main tools are C++ and Matlab. So please
tolerate me if my questions look a bit dumb.
I am going to teach a college course and I want to do real time

I am new to Struts. Have worked on a few tutorials and have attempted
a few simple exercises. Currently I am working on an exercise where I
have to access a MySQL database from the main jsp page ( which asks
the user for name) and display the data related to the user.

Can anybody tell me how to send an email using javamail surpassing the
server setup in a LAN?

All,
 Been a looong time since i've done any string parsing in java. I seem to
remember there being a braindead simple way of turning a string like this:
100,1,1;2598,2,3;25467,1,3

 I have a polar plot graph plotted on a JPanel, and I would like to
determine the angle selected around that graph, given the x,y position
of the mouse.  I know this is probably more of a math (trig) question,
but I figured I would check here first, as I'm sure someone has dealt

I have a List of Object A, B, C, D, E, F, G, .etc. I want to do the
following scenario (Java 5 preferred):
1. Revert the list.
2. Get the first appearance of Object D if any.

Hi. I have MOTOROLA L7 . I need to connect it to PC using usb port and
have to send SMS from my PC using the phone as modem.For that i have
to activate GPRS and send SMS from a java program.
Plz i need a solution for that....i  just hav preliminary knowledge

         I want to see java faqs in sun website.

/**
 * @(#)MyClock.java
 *
 * MyClock application

Can someone show me why I am getting a null pointer exception from my
code.  Here is a much simplified version:
class A {
   private Vector<MyObject> foo;

I'm been roped into a techical discussion next week as to whether our Java
application can run on a "mainframe." (I know not what kind of "mainframe"
or OS).
Is this kind of thing even in the realm of possibility? Or should i tell

I need a beginner's way to handle input and output. The teacher who
used to teach Java at my school (which was dropped by the school due
to the apocalyptic standardization of Michigan schooling) said that it
was way too advanced for me to learn at this point. And my main goal

I have an immediate opening for java developers in our
organizationacross levele. Interested please post your resumes to
bhavya_bc@thbs.com for further details you can get in touch with me on
the mentioned email id.

Here's a port of a fast pathed semaphore I did elsewhere.  It
only does single permit acquire and release.  If you use it
in conjunction with ConcurrentLinkedQueue you can get a blocking
queuue that's up to 3X faster than LinkedBlockingQueue under